The standard deviation is the sum of the squared deviations from the mean,divided by the number of scores.

Name: The standard deviation is the sum of the squared deviations from the mean,divided by the number of scores.
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Quizplus · Accepted Answer

The standard deviation is the square root of the variance, which is the sum of the squared deviations from the mean divided by the number of scores (for a population) or by the number of scores minus one (for a sample).

The Standard Deviation Is the Sum of the Squared Deviations